Inside stories of incredible shipwrecks and the attempts to bring them to the surface. This six-part series uncovers some of the world's most extraordinary shipwrecks.

Scattered across the ocean floor lies a unique and extensive record of human history. Preserved for centuries, ships await the investigations that will reveal their secrets. take the viewer on a unique underwater odyssey to unlock these secrets. The series tells the stories of six of the world's most important underwater archaeological sites, and shows how history is coming to life at the bottom of the sea. Six teams of marine archaeologists from around the world apply the latest scientific technologies, deploying a battery of new techniques to dive deep and solve the toughest archaeological riddles.

This programme follows American adventurer Barry Clifford's quest to uncover the remains of a French fleet lost in treacherous waters off the Venezuelan coast over 300 years ago. The first clue comes from the discovery of a map said to have been drawn at the time of the disaster - a clue which turns out to be more accurate than he could ever have hoped.

This programme follows adventurer Steve Sargison, as he faces the greatest challenge of his long career. Eighty metres below his boat, in clear Philippine waters, may lie a fortune in gold. However, three divers have already died trying to reach it, the locals say it is haunted, and Steve is running out of time.